x86: introduce /dev/mem restrictions with a config option

[linux-2.6-omap-h63xx.git] / include / asm-x86 / page.h

diff --git a/include/asm-x86/page.h b/include/asm-x86/page.h
index 1cb7c51bc2966fd1986684b9c87da245610f5d6b..b381f4a5a0bd90fc0e75268f5ee743b56ff1d3dd 100644 (file)
--- a/include/asm-x86/page.h
+++ b/include/asm-x86/page.h
@@ -33,10 +33,8 @@
 
 #ifdef CONFIG_X86_64
 #include <asm/page_64.h>
-#define max_pfn_mapped         end_pfn_map
 #else
 #include <asm/page_32.h>
-#define max_pfn_mapped         max_low_pfn
 #endif /* CONFIG_X86_64 */
 
 #define PAGE_OFFSET            ((unsigned long)__PAGE_OFFSET)
@@ -49,16 +47,19 @@
 #ifndef __ASSEMBLY__
 
 extern int page_is_ram(unsigned long pagenr);
+extern int devmem_is_allowed(unsigned long pagenr);
+
+extern unsigned long max_pfn_mapped;
 
 struct page;
 
-static void inline clear_user_page(void *page, unsigned long vaddr,
+static inline void clear_user_page(void *page, unsigned long vaddr,
                                struct page *pg)
 {
        clear_page(page);
 }
 
-static void inline copy_user_page(void *to, void *from, unsigned long vaddr,
+static inline void copy_user_page(void *to, void *from, unsigned long vaddr,
                                struct page *topage)
 {
        copy_page(to, from);